TWI585329B - Mobile equipment tripod deflection control unit - Google Patents

Description

Mobile equipment tripod deflection opening control device

The invention relates to a mobile device tripod deflection opening and closing device, which can simplify the mechanism of the mobile device tripod opening device such as a tablet computer, and makes the meshing transmission mechanism be a built-in transmission to prevent external pinching or external force. The damaged situation occurred.

Take mobile devices such as tablets or smart phones as an example. Such electronic devices can be carried around with them. Through such mobile devices, the operation of the touch screen can be displayed. Users can directly control various data transmissions in the panel area, except for wisdom. In addition to the type of mobile phone, the tablet computer has a large display screen, which can form a portable function such as a notebook computer, and its usage is also increasing.

However, since a mobile device such as a tablet computer usually has to be used in a double-handed grip, it is not only prone to fatigue, but even when placed in a position such as a lap, there is often a phenomenon of swaying and slipping, which causes trouble to the user's operation. To improve this shortcoming, the most common way is to install a support stand for supporting such a mobile device with the stand to form an upright angle for a more convenient and stable operation.

In such a tablet mobile device with a support stand, the support stand usually has one end pivotally positioned with the tablet, and the other end is a movable force end, which can be flattened and folded on the tablet when the whole stand is not in use. On the back side of the device, or in use, the pivotal positioning end of the tripod is pivoted into various support angles. Because the tripod must be based on the needs of the user Positioning at different angular positions is required. Therefore, the tripod connecting end usually has to be used to include an associated mechanism for accommodating the opening or closing state and an angular positioning device. The structure of the connecting end of the existing supporting stand is usually too complicated. Moreover, in the open state, the relevant control mechanism will be exposed, which will not only pinch the user's doubts, but also easily suffer damage.

The object of the present invention is to provide a yaw deflection control device for a mobile device, which can simplify the mechanism of the tripod opening device and prevent the user from being exposed to the external force by the built-in splicing transmission mechanism. Damage to the gearing mechanism occurs.

In order to achieve the above object, the present invention comprises: a box body, the box body is composed of two pairs of half shells, and the opposite half shells are respectively provided with opposite side edges, a front end surface, a rear end side and a bottom side, so that The two pairs of half-shells can collectively synthesize an outwardly-opening internal receiving space; the internal receiving space is provided with a driven gear supported between the two pairs of half-shells, the driven gears respectively extending the shaft at both ends And the plurality of torsion spring pieces and the outer end follower piece are respectively sleeved on the extension shaft, so that the outer end follower piece and the plurality of torsion force piece pieces are pressed against each other; and a driving part, the driving part is movable in the above An inner receiving space, the driving member is provided with a set of connecting ends and a tooth connecting end, the tooth connecting end is provided with an inner surface tooth row, so that the tooth row is meshed with the passive gear; and the connecting end of the driving component is When the force is opened outwardly, the tooth row of the inner surface of the toothed end is deflected up and down, and the driven gear that meshes with the tooth row rotates synchronously, and the extending shaft of the driven gear also rotates at the same time to press most of the torque. Shrapnel generation Of torque to be positioned at different angles.

In a possible embodiment, the opposite sides of the two pairs of half-shells are respectively provided with support shaft holes for supporting the ends of the shaft ends of the driven gears; the plurality of torsion spring pieces and the support shaft holes are respectively provided with circular holes. The extension shaft is configured to have a shape of a shaft having upper and lower opposite planes passing through the plurality of torsion elastic pieces and the shaft hole, and the outer end follower piece is provided with a same section hole as the extension shaft and is driven by the driven gear. Most torsion shrapnel.

In a possible embodiment, the toothed end is concavely curved, and a long-angled large-angle guiding tooth row can be formed on the concave curved inner surface.

In a possible embodiment, the two pairs of half-shells are respectively provided with concave arc grooves on opposite sides, and the two sides of the toothed end of the driving member are arranged as rails for active connection to the concave arc grooves, the two pairs of half A rear end edge of the housing is provided with an opposite arcuate surface below the toothed end.

In another possible embodiment of the present invention, one end of the driven gear extending from the shaft extends from the outer surface of the casing body to form a torsion piece, and the torsion piece is locked to the outer surface of the casing, and is pre- A unit cell structure having a torsion notch is provided to assemble the shaft extending from one end of the protruding box body for generating a desired angular positioning torque when the driven gear rotates.

10, 20‧‧‧ half shell

11, 21‧‧‧ side

12, 22‧‧‧ front end

13, 23‧‧‧ rear end

14‧‧‧Bottom

15, 16‧‧‧ inner screw hole

17, 27‧‧‧ shaft hole

18, 28‧‧ ‧ curved surface

19, 29‧‧‧ concave arc slot

25, 26‧‧‧through holes

30‧‧‧Internal accommodation space

40‧‧‧ bolt

50‧‧‧passive gear

51, 52‧‧‧ Extension shaft

53, 54‧‧‧ Torsional shrapnel

55, 56‧‧‧External followers

60‧‧‧ drive parts

61‧‧‧ group end

62‧‧‧ tooth end

63‧‧‧ teeth row

70‧‧ ‧ tripod

71, 81‧‧‧ Positioning device

80‧‧‧Mobile equipment

500‧‧‧passive gear

520‧‧‧Extension shaft

530‧‧‧Twisted film

531‧‧‧Fold

532‧‧‧ bolt

540‧‧‧ unit cell structure

600‧‧‧ drive parts

630‧‧‧ teeth row

Fig. 1 is a perspective view showing a first embodiment of the present invention.

Fig. 2 is an exploded view of the first figure.

Fig. 3 is a cross-sectional view showing the A-A direction of Fig. 1 in a state in which the control device is not turned on.

Fig. 4 is a cross-sectional view showing the cross section taken along line B-B of Fig. 3.

Fig. 5 is a cross-sectional view, as shown in Fig. 3, showing a schematic diagram of the opening process of the control unit.

Figure 6 is a schematic view showing the structure of the assembled support stand of the present invention.

Figure 7 is a perspective view showing a second embodiment of the present invention.

Figure 8 shows an exploded view of the figure in Figure 7.

The novel features and other features of the invention are disclosed in the description

As shown in Figures 1 to 3, the present invention is provided with a casing body composed of two pairs of half-shells 10, 20, which are provided with opposite side edges 11, 21, respectively. , the front end faces 12, 22, the rear end sides 13, 23 and the bottom edge 14 (the illustrated embodiment only shows another opposite bottom edge), so that the two pairs of half shells 10, 20 can be combined and combined to open outward The interior accommodates space 30. In this embodiment, the two pairs of half-shells 10, 20 are respectively provided with opposite inner screw holes 15, 16 and through holes 25, 26 at the front end faces 12, 22 and the rear end sides 13, 23, respectively. The bolts 40 are locked into the inner screw holes 15 and 16 via the through holes 25 and 26 to be integrated.

The inner accommodating space 30 is provided with a driven gear 50 supported between the two pairs of half-shells 10, 20, and the driven gear 50 extends the shafts 51, 52 at the two ends respectively, and the extending shafts are 51, 52 are respectively sleeved with a plurality of torsion spring pieces 53, 54 respectively, and an outer end follower piece 55, 56 having the same-section through-holes as the above-mentioned extension shafts 51, 52, so that the above-mentioned majority of the torsion pieces 53 and 54 Positioned against each other to produce a desired torque (as shown in Figures 1 and 4). In this embodiment, the opposite sides 11 and 21 of the pair of half-shells 10, 20 are respectively provided. The support shaft holes 17 and 27 support the ends of the shafts 51 and 52 extending from the both ends of the driven gear 50; at the same time, the plurality of torsion spring pieces 53, 54 and the shaft holes 17 and 27 are provided with circular holes, and the extension shaft The rods 51 and 52 are formed in a shape of a shaft having upper and lower oppositely cut planes, and the through holes of the outer end follower sheets 55 and 56 are The cross-sectional holes are formed in the same shape as the extension shafts 51 and 52, so that the outer end follower pieces 55 and 56 can rotate with the driven gear 50 to urge the majority of the torsion spring pieces 53, 54.

A driving member 60 is movably disposed in the inner receiving space 30. The driving member 60 is provided with a plurality of connecting ends 61 and a tooth connecting end 62. The tooth connecting end 62 is provided with a tooth row 63 of the inner surface, so that the tooth row 63 It can be engaged with the above-mentioned driven gear 50. In the preferred embodiment, the toothed end 62 is concavely curved, and a long-angled large-angle guiding tooth row 63 is formed on the concave curved inner surface, and the two pairs of half-shells 10, The two opposite sides 11 and 21 are respectively provided with concave arc grooves 19 and 29, and the two sides of the toothed end 62 of the driving member 60 are set as thinner rails for the movable group to be connected to the concave arc grooves 19 and 29, The rear end edges 13, 23 of the two pairs of half-shells 10, 20 can define opposite arcuate faces 18, 28 below the toothed ends 62.

As shown in FIG. 5, according to the above configuration, the tooth row 63 of the inner surface of the toothed end 62 can be deflected up and down in the direction indicated by the arrow when the assembled end 61 of the driving member 60 is pulled outward by force. The driven gear 50, which is engaged with the tooth row 63, produces a synchronous rotation. The both ends of the driven gear 50 extend the shafts 51, 52 to simultaneously rotate to urge the majority of the torsion springs 53, 54 to produce the desired angular positioning torque.

As shown in FIG. 6, the assembly end 61 of the driving member 60 can thus be assembled to the tripod 70, and at the same time, positioning means (such as a relative magnet piece) 71 can be respectively disposed at the opposite positions of the base 70 and the back of the mobile device 80. , 81, for folding the stand 70 when not in use. For convenience of exemplifying and illustrating the embodiments of the present invention, although the gear transmission 63 of the driven gear 50 of the above-mentioned cartridge body is open-type, it is of course convenient to use an opposite upper cover (not shown). ) Shielding the upper surface of the box body.

In another possible embodiment of the invention shown in Figures 7 and 8, the bearing member is engaged One end of the 600-tooth row 630 of the driven gear 500 extends from the shaft 520, and the outer surface of one side of the box body can be extended to form a torsion piece 530. The torsion piece 530 can be locked to the box via the preset flap 531 and the bolt 532. The outer surface of the crucible is pre-set with a unit cell structure 540 containing a torsion notch to assemble the extension shaft 520 for generating the desired angular misalignment when the driven gear 500 is rotated.

The present invention thus provides a brand new mobile device tripod deflection opening control device that enables such a mobile device tripod to be controlled by a simpler mechanism during opening, while the main control components (eg, relative drive gears) For the built-in transmission, it will not be exposed during the opening and use of the user, and the transmission control element will not be damaged due to unexpected external force.

The above embodiments are only intended to be illustrative of the present invention and are not intended to be limiting, and various modifications and modifications may be made to the skilled person in the art.

10, 20‧‧‧ half shell

11, 21‧‧‧ side

12, 22‧‧‧ front end

19, 29‧‧‧ concave arc slot

27‧‧‧ shaft hole

30‧‧‧Internal accommodation space

40‧‧‧ bolt

50‧‧‧passive gear

52‧‧‧Extension shaft

53, 54‧‧‧ Torsional shrapnel

55, 56‧‧‧External followers

60‧‧‧ drive parts

61‧‧‧ group end

62‧‧‧ tooth end

63‧‧‧ teeth row

Claims (9)

A mobile device tripod deflection opening control device comprises: a box body, the box body is composed of two pairs of half shells, wherein the pair of half shells are respectively provided with opposite sides, a front end surface, a rear end side and a bottom edge, the two pairs of half-shells can be combined to form an outwardly-opening internal receiving space; the internal receiving space is provided with a driven gear supported between the two pairs of half-shells, the driven gear is at both ends Extending the shaft respectively, and the plurality of torsion spring pieces and the outer end follower piece are respectively sleeved on the extension shaft rod, so that the outer end follower piece and the majority of the torsion force piece are pressed against each other; a driving part, the driving part The movable member is disposed in the inner receiving space, and the driving member is provided with a set of connecting ends and a tooth connecting end, wherein the tooth connecting end is provided with an inner surface tooth row, so that the tooth row is engaged with the passive gear. The action device tripod deflection opening control device according to the first aspect of the invention, wherein the opposite sides of the two pairs of half-shells are respectively provided with support shaft holes for supporting the ends of the shaft ends of the driven gear; The plurality of torsion spring pieces and the shaft hole are respectively provided with a circular hole, and the extension shaft is set to have a shape of a shaft having an upper and lower opposite plane passing through the plurality of torsion elastic pieces and the shaft hole, and the outer end follower piece is provided And the above-mentioned extension shaft has the same section hole to rotate with the driven gear to urge the above-mentioned majority of the torsion spring pieces. The mobile device tripod deflection opening control device according to the first aspect of the invention, wherein the toothed end is concavely curved, and a long-angle large-angle guiding tooth row is formed on the concave curved inner surface. The mobile device tripod deflection opening control device according to the first aspect of the invention, wherein the two pairs of half-shells are respectively provided with concave arc grooves on opposite sides, and the two sides of the driving member are set as rails on both sides. for The movable group is connected to the concave arc groove, and the rear end edges of the two pairs of half shells are provided with opposite arcuate surfaces below the tooth joint ends. The action device tripod deflection opening control device according to claim 3, wherein the two pairs of half-shells are respectively provided with concave arc grooves on opposite sides, and the two sides of the driving member are set as rails on both sides. The movable group is connected to the concave arc groove, and the rear end edges of the two pairs of half shells are provided with opposite arcuate surfaces below the tooth joints. A mobile device tripod deflection opening control device comprises: a box body, the box body is composed of two pairs of half shells, wherein the pair of half shells are respectively provided with opposite sides, a front end surface, a rear end side and a bottom edge, the two pairs of half-shells can be combined to form an outwardly-opening internal receiving space; the internal receiving space is provided with a driven gear supported between the two pairs of half-shells, the driven gear is at both ends Extending the shaft, the one end of the driven gear extends from the outer surface of the casing body to form a torsion piece, and the torsion piece is locked to the outer surface of the casing, and a torque gap is preset The unit cell structure is configured to extend the shaft at one end of the protruding box body; a driving member is movably disposed in the inner receiving space, the driving member is provided with a set of connecting ends and a tooth connecting end, The toothed end is provided with an inner surface tooth row such that the tooth row is engaged with the passive gear. The action device tripod deflection opening control device according to claim 6, wherein the toothed end is concavely curved, and a long-angle large-angle guiding tooth row is formed on the concave curved inner surface. The action device tripod deflection opening control device according to claim 6, wherein the two pairs of half-shells are respectively provided with concave arc grooves on opposite sides, and the two sides of the driving member are set as rails on both sides. for The movable group is connected to the concave arc groove, and the rear end edges of the two pairs of half shells are provided with opposite arcuate surfaces below the tooth joint ends. The mobile device tripod deflection opening control device according to the seventh aspect of the invention, wherein the two pairs of half-shells are respectively provided with concave arc grooves on opposite sides, and the two sides of the driving member are set as rails on both sides. The movable group is connected to the concave arc groove, and the rear end edges of the two pairs of half shells are provided with opposite arcuate surfaces below the tooth joints.